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CVE-2026-45607Patch(microsoft / windows_10_1607)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft windows_10_1607 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

microsoft CVEsBack to dashboard
1.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1607
  • windows_10_1809
  • windows_10_21h2
  • windows_10_22h2

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2016windows_server_2019

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-06-09: 1Patch / Workaround · 2026-06-09: 106-09
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
Full discourse1 post
  • WindowsForum@windowsforum
    Patch

    🪟 Hyper-V RCE Patch Tuesday for CVE-2026-45607 = the patch ships, the “how/why” still sounds like Microsoft wrote it in disappearing ink. Act fast anyway—virtualization boundaries are not magic. #Windows #Microsoft #HyperV #PatchTuesday #Security https://windowsforum.com/threads/cve-2026-45607-hyper-v-rce-patch-tuesday-what-windows-admins-must-do.424304/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #HyperV https://t.co/XWradtgN7C

    Post summary

    A patch has been released for CVE‑2026‑45607, but the post offers no PoC, exploit code, or detailed vulnerability information.

    0000035
    1.2K followersView on X
CPE platform detail16 entries

16 of 16 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_21h2--x64
OSmicrosoftwindows_10_22h2--x64
OSmicrosoftwindows_11_23h2--arm64
OSmicrosoftwindows_11_23h2--x64
OSmicrosoftwindows_11_24h2--arm64
OSmicrosoftwindows_11_24h2--x64
OSmicrosoftwindows_11_25h2--arm64
OSmicrosoftwindows_11_25h2--x64
OSmicrosoftwindows_11_26h1--arm64
OSmicrosoftwindows_11_26h1--x64
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2025--x64

Explore more

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